Finding the Fourth Proportional to 982,937.70, 1,474,455.15 and 510,545.70
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Solution
The fourth proportional to 982,937.70, 1,474,455.15 and 510,545.70 is: 765,843.79
Step by Step Solution
- Step 1: Write the proportion equation
982,937.70 : 1,474,455.15 = 510,545.70 : x - Step 2: Convert to fraction form
982,937.70/1,474,455.15 = 510,545.70/x - Step 3: Cross multiply
982,937.70x = 1,474,455.15 × 510,545.70 - Step 4: Simplify right side
982,937.70x = 752,776,736,675.36 - Step 5: Solve for x
x = 752,776,736,675.36/982,937.70 - Step 6: Final answer
x = 765,843.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.